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You searched for: mediatype:texts AND collection:penn_state_univ AND subject:"Manures"
[texts]Base exchange studies on the Pennsylvania Jordan field plots - Merkle, F. G. (Frederick Grover), 1892-1960
Cover title
Keywords: Fertilizers; Manures; Soils
Downloads: 155
[texts]Manures, how to make and how to use them [microform] : a new, practical treatise on the chemistry of manures and manure-making - Sempers, Frank W
Includes bibliographical references and index
Keywords: Manures; Agricultural chemicals
Downloads: 220
[texts]How God made the soil fertile [microform] : lecture - Seeds, Robert S., 1852-
Microfilm
Keywords: Organic fertilizers $z Pennsylvania; Manures
Downloads: 162
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